enter into the spirit (of something)
To show one's interest in enjoying a social event by actively participating in its activities, dressing appropriately, etc. I specifically wore red and green to enter into the spirt of Christmas. Come on, dance with us! Enter into the spirit!
enter into the spirit
join wholeheartedly in an event. 1994 Jonathan Coe What a Carve Up! His sarcasm was mischievous rather than icy, so I tried to enter into the spirit.
get/enter into the ˈspirit of something
take part in an activity or event with enthusiasm: Every year he gets into the spirit of Christmas by decorating his whole house with coloured lights.The party went well because everyone entered into the spirit of things.